<div style="width: 90%; margin: auto;">
    <h2>提问：</h2>
    <nz-input style="margin-top: 20px;" [(ngModel)]="title" [nzPlaceHolder]="'标题：写下你的问题'"></nz-input>

    <nz-input style="margin-top:20px;" [(ngModel)]="question" [nzType]="'textarea'" [nzRows]="'6'" [nzPlaceHolder]="'详细说明您的问题，以便获得更好的答案'"></nz-input>

    <div style="margin-top: 30px;margin-bottom: 60px; text-align: right;">
        <button nz-button [nzType]="'primary'" style="margin-top:15px;" (click)="submit()">
            <span>提交</span>
            <i class=" anticon anticon-right"></i>
        </button>
    </div>
</div>